The project attained experiments into fields. (1) Behavioral Measurement of "Presence" Given by Highly Realistic Display Systems, and (2) Applied Behavior Analysis for Evaluating the Telecommunication System for Distance Education.(1) We developed the method to evaluated "presence" in quantitative way using induced movement and stabiliometer.(2) We applied the double-agent method of verbal conditioning to evaluated the effects of transaction delay in TV conference system, and found that this method can reliably measure the unconscious psychological aspects of communication delay in TV conference system.